Fun Stuff: When you press CTRL+ALT+DELETE in XP and CTRL+SHIFT+ESC in Vista, your Task Managers File Menu, Option, View and Help Menu Gone!? Got infected by a virus or just a trick?
An old Windows XP Trick that Vista inherited and most of the people even the tech-savvy ones don't know about it.
To Restore and Bring it Back, Just double-click any vacant space or Border and it will be back to normal :)
How to hide the Top Menus again? It's the same... find some vacant space and just double-click it.